Polyplacophora |
Callochitonida |
Callochitonidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
. Subtropical
Eastern Central Pacific: USA, Mexico.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: Lm ? range ? - ? cm Max length : 2.5 cm TL पुल्लिंग / अलिंग; (संदर्भ 296)
Girdle: Fine scaly. Lateral areas of the median valves: Two ribs appearing scalloped near the girdle. Head valve: 11 depressed ribs with the tail valve having 9 rounded ribs. Mucro: Median. Central areas: Have longitudinal ribs becoming obsolete near the dorsal ridge. Girdle: Cream with light brown bands and the valves are olive buff to dark green (Ref. 296).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | Eggs | Fecundity | Larvae
Members of the class Polyplacophora are mostly gonochoric. Life cycle: Eggs hatch into lecitotrophic planktonic trocophore larvae (no veliger stage) which later metamorphose and settle on the bottom as young adults.
Burghardt, G. and L. Burghardt 2006 West Coast Chitons. A Gallery of Worlwide Chitons: http://home.inreach.com/burghart/wcoast.html[accessed20/01/06] (संदर्भ 296)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
साधन
अधिक जानकारी
Trophic EcologyFood items (preys)
संघटक आहार
आहार खपत
परभक्षी
Population dynamicsबाढ़
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
बहुतायत
Life cycleपुनरुत्पत्तिपरिपक्व अवधिFecundityमछलीऔ का अंडे देनाEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
इंटरनेट स्रोत
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
